TROUBLESHOOTING

Before sending your LCD monitor for servicing, please check the trouble- shooting list below to see if you can self-diagnose the problem.

(VGA Mode)

Problems

Current Status

Remedy

 

 

 

No Picture

LED ON

Using OSD, adjust brightness and

contrast to maximum or reset to

 

 

 

 

their default settings.

 

 

 

 

LED OFF

Check the power switch.

 

 

 

 

Check if AC power cord is properly

 

 

connected to the monitor.

 

 

 

 

LED displays amber color

Check if video signal cable is

 

properly connected at the back of

 

 

 

 

monitor.

 

 

 

 

 

Check if the power of computer

 

 

system is ON.

 

 

 

Abnormal

Unstable Picture

Check if the specification of graphics

adapter and monitor is in

Picture

 

 

 

compliance which may be causing

 

 

the input signal frequency

 

 

mismatch.

 

 

 

 

Display is missing, center

Using OSD, adjust RESOLUTION,

 

CLOCK, CLOCK-PHASE, H-POSITION

 

shift, or too small or too

 

large in display size

and V-POSITION with non-standard

 

 

signals.

 

 

 

 

 

Using OSD, in case of missing full-

 

 

screen image, please select other

 

 

resolution or other vertical refresh

 

 

timing.

 

 

 

 

 

Wait for a few seconds after

 

 

adjusting the size of the image

 

 

before changing or disconnecting

 

 

the signal cable or powering OFF the

 

 

monitor.

 

 

 

Abnormal

No sound, or sound level

Check the audio cable with the host

Sound

is too low

PC is connected.

(Only Audio-

 

Check if the volume setup of the

Input model)

 

host PC is in minimum position and

(Optional)

 

try to raise the volume level.

 

 

 

EN-19

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Acer G205HV manual Troubleshooting, EN-19